stress2: Do not make assumptions about the value of UFS_LINK_MAX

dumbbell · Nov 25, 2023 · 49a83b9 · 49a83b9
1 parent f72b4f7
commit 49a83b9
Show file tree

Hide file tree

Showing 3 changed files with 7 additions and 4 deletions.
diff --git a/tools/test/stress2/misc/nlink3.sh b/tools/test/stress2/misc/nlink3.sh
@@ -52,7 +52,7 @@ main (void) {
 		err(1, "creat(%s)", file);
 	close(fd);
 
-	mx = UFS_LINK_MAX - 1; /* UFS_LINK_MAX = 32767 */
+	mx = UFS_LINK_MAX - 1;
 	for (i = 0; i < mx; i++) {
 		snprintf(file, sizeof(file), "%d", i);
 		if (link("f", file) == -1)

diff --git a/tools/test/stress2/misc/nlink4.sh b/tools/test/stress2/misc/nlink4.sh
@@ -51,7 +51,7 @@ main (void) {
 		err(1, "creat(%s)", file);
 	close(fd);
 
-	mx = UFS_LINK_MAX - 1; /* UFS_LINK_MAX = 32767 */
+	mx = UFS_LINK_MAX - 1;
 	for (i = 0; i < mx; i++) {
 		snprintf(file, sizeof(file), "%d", i);
 		if (link("f", file) == -1)

diff --git a/tools/test/stress2/misc/nlink5.sh b/tools/test/stress2/misc/nlink5.sh
@@ -33,6 +33,9 @@
 
 . ../default.cfg
 
+UFS_LINK_MAX=`grep UFS_LINK_MAX /usr/include/ufs/ufs/dinode.h 2>/dev/null`
+[ -z "$UFS_LINK_MAX" ] && exit 0
+UFS_LINK_MAX=`echo $UFS_LINK_MAX | awk '{print $NF}'`
 cat > /tmp/nlink5.c <<EOF
 #include <sys/stat.h>
 #include <ufs/ufs/dinode.h>
@@ -46,7 +49,7 @@ main (void) {
 	int i, mx;
 	char dir[100];
 
-	mx = UFS_LINK_MAX - 2; /* UFS_LINK_MAX = 32767 */
+	mx = UFS_LINK_MAX - 2;
 	for (i = 0; i < mx; i++) {
 		snprintf(dir, sizeof(dir), "%d", i);
 		if (mkdir(dir, 0700) == -1)
@@ -111,7 +114,7 @@ set +e
 cd $mntpoint
 /tmp/nlink5; s=$?
 n=`find . -type d -maxdepth 1 | wc -l`
-[ $n -ne 32766 ] && s=2
+[ $n -ne $((UFS_LINK_MAX - 1)) ] && s=2
 cd $here
 
 umount $mntpoint